I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
How to add single 128-bit characteristic uuid. It's not based on service uuid.I have tryed the link text ，It's work,but it's something wrong .
I am working on ios ble midi...
I developed a custom board with nRF51822_xxAA on it, working on low voltage mode.
I can program some basic things on it using Keil uVision 5.15 and a J-link to flash the...
Hi,
I'm trying to use the pstorage on a central device.
An event of BLE_GAP_EVT_ADV_REPORT is called by discovering some ble devices while a central device is scanning...
I have a nrf51-DK, SDK 9.0, S110, dual-bank bootloader that supports both serial and ble protocols, developed using GCC/Eclipse. My application uses the watchdog timer. I...
Hi,
I'm developing an Android application that uses Android DFU Library and I want to set the number of packets that are sent every notification interval to 1. I couldn...
On the BMD200 evaluation kit ( www.rigado.com/.../) using the nrf58001:
--> UART TX (pin P0.09) works - confirmed with logic analyzer and Serial Port Terminal on the PC...
We are operating on nRF51822 QFAC with S130 SD. We have a functionality where the device switches between scanning and advertising. Strangely we have observed that after few...
Hi,
When i read the ble_peripheral sample of the SDK, i have a question below.
If my peripheral is connecting a central, then i use function sd_ble_gap_disconnect() to disconnect...
Hi,
The established time tick source for FreeRTOS is RTC1 via the APP_TIMER module. I am trying to shift the basis of the APP_TIMER from RTC1 to TIMER2, so that I can use...
Hi,
I am trying to use the PORT event to trigger interrupts when a button is toggled, i.e. both on LoToHi and HiToLo.
To my understanding PORT events are generated by...
Hi,
I have an nRF52 dev board (PCA10040). I have been using this board for measuring current. I am using the Keil tools.
Yesterday I made a change to main.c in the ...
Hello,
I am working on S120 v2.1.0 and SDK 9.0 for central and I am able to connect to my iPad. Now I need the central to delete the bonding information stored using pstorage...
Hi All,
I am wondering if I could upgrade from S110 to S130 over the air.
What I see in the S110 and S130 hex file is that the MBR is different. Not many bytes but it...
I see that there is a 1.2 Volt VBG reference available for the ADC but that reference doesn't seem to be available for the low power comparator. Is there any undocumented...
I'm developing a central providing NUS client services to multiple concurrent peripherals. I had code working reliably under SDK 9.0.0 based on the NUS client example in github...
